Efficacy and safety of autologous bone marrow-derived stem cell transplantation in patients with type 2 diabetes mellitus: a randomized placebo-controlled study - Bhansali, A; Asokumar, P; Walia, R; Bhansali, S; Gupta, V; Jain, A; Sachdeva, N; Sharma, R R; Marwaha, N; Khandelwal, N (Cell Transplant, 2014)